change transparent line example to wiping_clear

examples/wiping_clear/src/main.rs

@@ -0,0 +1,41 @@
+use std::thread;
+use std::time::Duration;
+
+use clap::Parser;
+
+use servicepoint2::{BitVec, Connection, PIXEL_HEIGHT, PIXEL_WIDTH, PixelGrid};
+use servicepoint2::Command::BitmapLinearAnd;
+
+#[derive(Parser, Debug)]
+struct Cli {
+    #[arg(short, long, default_value = "localhost:2342")]
+    destination: String,
+    #[arg(short, long = "duration-ms", default_value_t = 5000)]
+    time: u64,
+}
+
+fn main() {
+    env_logger::builder()
+        .filter_level(log::LevelFilter::Info)
+        .init();
+    let cli = Cli::parse();
+
+    let connection = Connection::open(cli.destination).unwrap();
+    let sleep_duration = Duration::from_millis(cli.time / PIXEL_WIDTH as u64);
+
+    let mut enabled_pixels = PixelGrid::new(PIXEL_WIDTH as usize, PIXEL_HEIGHT as usize);
+    enabled_pixels.fill(true);
+
+    for x_offset in 0..PIXEL_WIDTH as usize {
+        for y in 0..PIXEL_HEIGHT as usize {
+            enabled_pixels.set(x_offset % PIXEL_WIDTH as usize, y, false);
+        }
+
+        // this works because the pixel grid has max size
+        let pixel_data: Vec<u8> = enabled_pixels.clone().into();
+        let bit_vec = BitVec::load(&*pixel_data);
+
+        connection.send(BitmapLinearAnd(0, bit_vec)).unwrap();
+        thread::sleep(sleep_duration);
+    }
+}